CN211945949U - Horizontal wheel structure of electric hoist - Google Patents

Abstract

The utility model provides an electric block horizontal wheel structure, including electric block, electric block's upper end is equipped with the electric block support, the outside of electric block support is fixed with the wheel mount, be connected with the wheel on the wheel mount, the outside of wheel mount is equipped with the motor, the power output shaft and the wheel transmission of motor are connected, the tip of electric block support all is fixed with the mounting panel, the both ends of electric block support are equipped with horizontal wheel mechanism, horizontal wheel mechanism includes the horizontal wheel fixed plate, the horizontal wheel fixed plate is fixed on the mounting panel, the upper end of horizontal wheel fixed plate is fixed with the horizontal wheel support, be equipped with self-aligning roller bearing on the horizontal wheel support, it is connected with the shaft all to rotate in the self-aligning roller bearing, self-aligning roller bearing is extended to the one end of shaft, the two-wheeled axle sets up respectively in the orbital both sides of I-steel. The utility model discloses simple structure, convenient maintenance is dismantled and is installed, has effectively avoided the electric block wheel to gnaw the rail.

Description

Horizontal wheel structure of electric hoist

Technical Field

The utility model belongs to the technical field of electric block designs, especially, relate to an electric block horizontal wheel structure.

Background

The electric hoist is a special hoisting device, is installed on a crown block and a gantry crane, has the characteristics of small volume, light dead weight, simple operation, convenient use and the like, and is used in places such as industrial and mining enterprises, storage, docks and the like. The existing electric hoist is provided with an I-shaped steel rail at the lower end of a main beam, the electric hoist runs on the rail through a travelling wheel of the electric hoist, the electric hoist runs on the I-shaped steel rail through the travelling wheel of the electric hoist, in order to ensure that the electric hoist runs smoothly on the rail, a certain gap is required to be left between the end surface of the travelling wheel and the middle part of the I-shaped steel rail, so that the situation that the travelling wheel and the middle part of the I-shaped steel rail obstruct the smooth running of the electric hoist due to contact friction is avoided, but due to the shaking of an object hung by a crane, the electric hoist is easy to shake, so that the end surface of the travelling wheel touches the side wall of the main beam, the rail gnawing phenomenon between the wheels of the.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve and gnaw the emergence of rail between electric block wheel and the I-steel track, provide an electric block horizontal wheel structure, including electric block, electric block's lower extreme is equipped with the wire rope that is used for lifting by crane the heavy object, is equipped with the movable pulley on the wire rope, the last lifting hook that is fixed with and is used for lifting by crane the form thing of movable pulley. The electric hoist upper end is equipped with the electric hoist support that the symmetry set up, and the electric hoist support is vertical upwards to be set up, and the outside of two electric hoist supports all is fixed with the vertical wheel mount that upwards sets up, is connected with the wheel through the bearing rotation on the wheel mount, and the bottom of wheel is the roll-in cooperation respectively on the I-steel track. The motor is arranged on the outer side of one of the wheel fixing frames, the motor is fixedly mounted on the fixing frame through a motor fixing seat, a power output shaft of the motor extends into the wheel fixing frame and is in transmission connection with the wheels, and the motor provides walking power for the wheels. The end of the electric hoist support is fixed with a mounting plate, and the mounting plate is provided with a plurality of mounting holes. The both ends of electric block support are equipped with horizontal wheel mechanism, and horizontal wheel mechanism includes the horizontal wheel fixed plate of vertical setting, be fixed with on the horizontal wheel fixed plate and be trapezoidal reinforcing plate, the reinforcing plate is established at the middle part of horizontal wheel fixed plate, and the reinforcing plate plays the effect of reinforcing horizontal wheel fixed plate intensity. The lower extreme of horizontal wheel fixed plate corresponds the mounting panel and has seted up the through-hole, can dismantle fixed connection through fixing bolt and fixation nut between mounting panel and the horizontal wheel fixed plate. The upper end of the horizontal wheel fixing plate is fixed with a horizontal wheel support, the horizontal wheel support is provided with symmetrical self-aligning roller bearings, the two self-aligning roller bearings are connected with a wheel shaft in a rotating mode, one end of the wheel shaft extends out of the self-aligning roller bearings, the two wheel shafts are arranged on two sides of the I-shaped steel rail respectively, and the wheel edges of the two wheel shafts are in press fit with two side rollers on the lower end of the I-shaped steel rail respectively.

Preferably, be equipped with the oil cup that is used for adding lubricating oil on the self-aligning roller bearing, after self-aligning roller bearing used a period, accessible oil cup adds lubricating oil to self-aligning roller bearing, conveniently maintains the later stage to self-aligning roller bearing.

The scheme has the following advantages:

the arrangement of the horizontal wheel mechanism can avoid the occurrence of rail gnawing caused by collision between the travelling wheel of the electric hoist and the I-shaped steel rail, and the safety and reliability of the electric hoist in operation on the I-shaped steel rail are enhanced; the horizontal wheel mechanism is detachably and fixedly connected with the electric hoist bracket, so that the horizontal wheel mechanism is convenient to detach, maintain and replace; the arrangement of the oil cup facilitates the addition of lubricating oil to the self-aligning roller bearing, the service life of the self-aligning roller bearing is prolonged, and meanwhile, the working time for maintaining the horizontal wheel mechanism by technical workers is saved.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

fig. 2 is a left side view structure diagram of the present invention;

FIG. 3 is a schematic front view of the horizontal wheel mechanism;

FIG. 4 is a right side view of the horizontal wheel mechanism;

FIG. 5 is a schematic top view of the horizontal wheel mechanism;

fig. 6 is an enlarged view of fig. 1 at a.

Reference numerals: 1. an electric hoist; 2. a horizontal wheel mechanism; 3. an I-steel rail; 11. a wire rope; 12. a movable pulley; 13. a hook; 14. an electric hoist bracket; 15. a wheel fixing frame; 16. a wheel; 17. a motor; 18. mounting a plate; 21. a horizontal wheel fixing plate; 22. a reinforcing plate; 23. a horizontal wheel support; 24. a self-aligning roller bearing; 25. a wheel axle; 26. an oil cup; 27. fixing the bolt; 28. and (5) fixing the nut.

Detailed Description

As shown in fig. 1 to 6, a horizontal wheel structure of an electric hoist comprises an electric hoist 1, a steel wire rope 11 for hoisting a heavy object is arranged at the lower end of the electric hoist 1, a movable pulley 12 is arranged on the steel wire rope 11, and a hook 13 for hoisting the heavy object is fixed on the movable pulley 12. The upper end of electric block 1 is equipped with the electric block support 14 that the symmetry set up, and electric block support 14 is vertical upwards to be set up, and the outside of two electric block supports 14 all is fixed with the vertical wheel mount 15 that upwards sets up, is connected with wheel 16 through the bearing rotation on the wheel mount 15, and the bottom of wheel 16 is the roll-in cooperation respectively on I-steel track 3. The outer side of one of the wheel fixing frames 15 is provided with a motor 17, the motor 17 is fixedly arranged on the fixing frame 15 through a motor fixing seat, a power output shaft of the motor 17 extends into the wheel fixing frame 15 and is in transmission connection with the wheel 16, and the motor 17 provides walking power for the wheel 16. The end of the electric hoist bracket 14 is fixed with a mounting plate 18, and the mounting plate 18 is provided with a plurality of mounting holes. The both ends of electric block support 14 are equipped with horizontal wheel mechanism 2, and horizontal wheel mechanism 2 includes the horizontal wheel fixed plate 21 of vertical setting, be fixed with on the horizontal wheel fixed plate 21 and be trapezoidal reinforcing plate 22, reinforcing plate 22 is established in the centre of horizontal wheel fixed plate 21, and reinforcing plate 22 plays the effect of reinforcing horizontal wheel fixed plate 21 intensity. The lower end of the horizontal wheel fixing plate 21 is provided with a through hole corresponding to the mounting plate 18, and the mounting plate 18 and the horizontal wheel fixing plate 21 are detachably and fixedly connected through a fixing bolt 27 and a fixing nut 28. Horizontal wheel fixed plate 21's upper end is fixed with horizontal wheel support 23, the self-aligning roller bearing 24 that the symmetry set up is equipped with on the horizontal wheel support 23, be equipped with the oil cup 26 that is used for adding lubricating oil on the self-aligning roller bearing 24, after self-aligning roller bearing 24 used a period, accessible oil cup 26 added lubricating oil to self-aligning roller bearing 24, the convenient maintenance to self-aligning roller bearing 24's later stage. The two self-aligning roller bearings 24 are internally and rotatably connected with a wheel shaft 25, one end of the wheel shaft 25 extends out of the self-aligning roller bearings 24, the two wheel shafts 24 are respectively arranged on two sides of the I-shaped steel rail 3, and the wheel edges of the two wheel shafts 24 are respectively in press fit with two side surface rollers at the lower end of the I-shaped steel rail 3.

The use process comprises the following steps:

the horizontal wheel fixing plate 21 is fixed on the mounting plate through a fixing bolt 27 and a fixing nut 28, the wheel edges of the wheel shaft 25 are respectively in rolling fit with the lower end of the I-shaped steel rail 3, when a heavy object is lifted by the lifting hook 13 of the electric hoist 1, the wheel 16 deviates to one side of the I-shaped steel rail 3 due to the swinging of the lifting hook 13, the wheel shaft 25 contacts and rolls with the I-shaped steel rail 3, the wheel 16 cannot continuously approach the I-shaped steel rail 3, and the phenomenon that the wheel 16 contacts with the middle part of the I-shaped steel rail 3 to gnaw the rail is avoided. After the horizontal wheel mechanism operates for a period of time, the self-aligning roller bearing 24 of the horizontal wheel mechanism needs to be maintained, lubricating oil is added from the oil cup 26, and the self-aligning roller bearing is lubricated. When the horizontal wheel mechanism is damaged, the horizontal wheel mechanism is disassembled and assembled through the fixing bolt 27 and the fixing nut 27.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "top", "bottom", "horizontal", "vertical", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and simplification of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.

Claims (4)

1. The utility model provides an electric block horizontal wheel structure, includes electric block, its characterized in that: the upper end of the electric hoist is provided with symmetrically arranged electric hoist supports, the outer sides of the two electric hoist supports are both fixed with vertically arranged wheel fixing frames, wheels are rotatably connected on the wheel fixing frames, the bottom ends of the wheels are respectively matched on the I-shaped steel rails in a rolling way, the outer side of one wheel fixing frame is provided with a motor, a power output shaft of the motor extends into the wheel fixing frames and is connected with the wheels in a transmission way, the end parts of the electric hoist supports are both fixed with mounting plates, the two ends of the electric hoist supports are provided with horizontal wheel mechanisms, each horizontal wheel mechanism comprises a vertically arranged horizontal wheel fixing plate which is detachably fixed on the mounting plates, the upper ends of the horizontal wheel fixing plates are fixed with horizontal wheel supports, the horizontal wheel supports are provided with symmetrically arranged self-aligning roller bearings, the two self-aligning roller bearings are both rotatably connected with wheel shafts, and one end of each, the two wheel shafts are respectively arranged on two sides of the I-shaped steel rail, and the wheel edges of the two wheel shafts are respectively in press fit with the two side rollers on the lower end of the I-shaped steel rail.

2. The horizontal wheel structure of the electric hoist as claimed in claim 1, wherein: and the self-aligning roller bearing is provided with an oil cup for adding lubricating oil.

3. The horizontal wheel structure of the electric hoist as claimed in claim 2, wherein: a trapezoidal reinforcing plate is fixed on the horizontal wheel fixing plate and is arranged in the middle of the horizontal wheel fixing plate.

4. The horizontal wheel structure of the electric hoist as claimed in claim 3, wherein: a plurality of mounting holes are formed in the mounting plate, the lower end of the horizontal wheel fixing plate corresponds to the mounting plate and is provided with a through hole, and the mounting plate and the horizontal wheel fixing plate are detachably fixed.